33742988 has 6 divisors (see below), whose sum is σ = 59050236. Its totient is φ = 16871492.

The previous prime is 33742981. The next prime is 33742997. The reversal of 33742988 is 88924733.

It is a super-2 number, since 2×33742988² = 2277178478336288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33742981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4217870 + ... + 4217877.

It is an arithmetic number, because the mean of its divisors is an integer number (9841706).

Almost surely, 2^33742988 is an apocalyptic number.

It is an amenable number.

33742988 is a deficient number, since it is larger than the sum of its proper divisors (25307248).

33742988 is a wasteful number, since it uses less digits than its factorization.

33742988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8435751 (or 8435749 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 33742988 is about 5808.8714910902. The cubic root of 33742988 is about 323.1428213679.

The spelling of 33742988 in words is "thirty-three million, seven hundred forty-two thousand, nine hundred eighty-eight".